mirror of
https://git.friendi.ca/friendica/friendica-addons.git
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259 lines
6.2 KiB
PHP
259 lines
6.2 KiB
PHP
<?php
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/**
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* Name: JS Uploader
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* Description: JavaScript photo/image uploader. Helpful for uploading multiple files at once. Uses Valum 'qq' Uploader.
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* Version: 1.1
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* Author: Chris Case <http://friendika.openmindspace.org/profile/chris_case>
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* Maintainer: Hypolite Petovan <https://friendica.mrpetovan.com/profile/hypolite>
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*/
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use Friendica\Core\Hook;
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use Friendica\Core\Logger;
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use Friendica\Core\Renderer;
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use Friendica\DI;
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use Friendica\Util\Images;
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use Friendica\Util\Strings;
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global $js_upload_jsonresponse;
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global $js_upload_result;
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function js_upload_install()
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{
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Hook::register('photo_upload_form', __FILE__, 'js_upload_form');
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Hook::register('photo_post_init', __FILE__, 'js_upload_post_init');
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Hook::register('photo_post_file', __FILE__, 'js_upload_post_file');
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Hook::register('photo_post_end', __FILE__, 'js_upload_post_end');
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}
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function js_upload_form(array &$b)
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{
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$b['default_upload'] = false;
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DI::page()->registerStylesheet(__DIR__ . '/file-uploader/client/fileuploader.css');
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DI::page()->registerFooterScript(__DIR__ . '/file-uploader/client/fileuploader.js');
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$tpl = Renderer::getMarkupTemplate('js_upload.tpl', 'addon/js_upload');
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$b['addon_text'] .= Renderer::replaceMacros($tpl, [
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'$upload_msg' => DI::l10n()->t('Select files for upload'),
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'$drop_msg' => DI::l10n()->t('Drop files here to upload'),
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'$cancel' => DI::l10n()->t('Cancel'),
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'$failed' => DI::l10n()->t('Failed'),
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'$post_url' => $b['post_url'],
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'$maximagesize' => Strings::getBytesFromShorthand(DI::config()->get('system', 'maximagesize')),
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]);
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}
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function js_upload_post_init(array &$b)
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{
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global $js_upload_result, $js_upload_jsonresponse;
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// list of valid extensions
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$allowedExtensions = [];
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foreach (Images::IMAGETYPES as $type) {
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$extension = image_type_to_extension($type, false);
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if ($extension == 'jpeg') {
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$allowedExtensions[] = 'jpg';
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}
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$allowedExtensions[] = $extension;
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}
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// max file size in bytes
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$sizeLimit = Strings::getBytesFromShorthand(DI::config()->get('system', 'maximagesize'));
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$uploader = new qqFileUploader($allowedExtensions, $sizeLimit);
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$result = $uploader->handleUpload();
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// to pass data through iframe you will need to encode all html tags
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$js_upload_jsonresponse = htmlspecialchars(json_encode($result), ENT_NOQUOTES);
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if (isset($result['error'])) {
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Logger::info('mod/photos.php: photos_post(): error uploading photo: ' . $result['error']);
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echo json_encode($result);
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exit();
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}
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$js_upload_result = $result;
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}
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function js_upload_post_file(array &$b)
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{
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global $js_upload_result;
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$result = $js_upload_result;
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$b['src'] = $result['path'];
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$b['filename'] = $result['filename'];
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$b['filesize'] = filesize($b['src']);
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}
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function js_upload_post_end(int &$b)
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{
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global $js_upload_jsonresponse;
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Logger::notice('upload_post_end');
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if (!empty($js_upload_jsonresponse)) {
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echo $js_upload_jsonresponse;
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exit();
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}
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}
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/**
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* Handle file uploads via XMLHttpRequest
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*/
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class qqUploadedFileXhr
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{
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private $pathnm = '';
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/**
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* Save the file in the temp dir.
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*
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* @return boolean TRUE on success
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*/
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function save()
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{
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$input = fopen('php://input', 'r');
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$upload_dir = DI::config()->get('system', 'tempdir');
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if (!$upload_dir)
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$upload_dir = sys_get_temp_dir();
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$this->pathnm = tempnam($upload_dir, 'frn');
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$temp = fopen($this->pathnm, 'w');
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$realSize = stream_copy_to_stream($input, $temp);
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fclose($input);
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fclose($temp);
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if ($realSize != $this->getSize()) {
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return false;
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}
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return true;
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}
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function getPath()
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{
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return $this->pathnm;
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}
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function getName()
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{
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return $_GET['qqfile'];
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}
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function getSize()
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{
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if (isset($_SERVER['CONTENT_LENGTH'])) {
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return (int)$_SERVER['CONTENT_LENGTH'];
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} else {
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throw new Exception('Getting content length is not supported.');
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}
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}
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}
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/**
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* Handle file uploads via regular form post (uses the $_FILES array)
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*/
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class qqUploadedFileForm
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{
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/**
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* Save the file to the specified path
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*
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* @return boolean TRUE on success
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*/
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function save()
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{
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return true;
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}
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function getPath()
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{
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return $_FILES['qqfile']['tmp_name'];
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}
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function getName()
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{
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return $_FILES['qqfile']['name'];
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}
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function getSize()
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{
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return $_FILES['qqfile']['size'];
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}
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}
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class qqFileUploader
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{
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private $allowedExtensions;
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private $sizeLimit;
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private $file;
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function __construct(array $allowedExtensions = [], $sizeLimit)
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{
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$allowedExtensions = array_map('strtolower', $allowedExtensions);
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$this->allowedExtensions = $allowedExtensions;
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$this->sizeLimit = $sizeLimit;
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if (isset($_GET['qqfile'])) {
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$this->file = new qqUploadedFileXhr();
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} elseif (isset($_FILES['qqfile'])) {
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$this->file = new qqUploadedFileForm();
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} else {
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$this->file = false;
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}
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}
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/**
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* Returns array('success'=>true) or array('error'=>'error message')
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*/
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function handleUpload()
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{
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if (!$this->file) {
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return ['error' => DI::l10n()->t('No files were uploaded.')];
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}
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$size = $this->file->getSize();
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if ($size == 0) {
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return ['error' => DI::l10n()->t('Uploaded file is empty')];
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}
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// if ($size > $this->sizeLimit) {
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// return array('error' => DI::l10n()->t('Uploaded file is too large'));
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// }
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$maximagesize = Strings::getBytesFromShorthand(DI::config()->get('system', 'maximagesize'));
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if (($maximagesize) && ($size > $maximagesize)) {
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return ['error' => DI::l10n()->t('Image exceeds size limit of %s', Strings::formatBytes($maximagesize))];
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}
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$pathinfo = pathinfo($this->file->getName());
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$filename = $pathinfo['filename'];
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if (!isset($pathinfo['extension'])) {
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Logger::warning('extension isn\'t set.', ['filename' => $filename]);
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}
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$ext = $pathinfo['extension'] ?? '';
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if ($this->allowedExtensions && !in_array(strtolower($ext), $this->allowedExtensions)) {
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return ['error' => DI::l10n()->t('File has an invalid extension, it should be one of %s.', implode(', ', $this->allowedExtensions))];
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}
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if ($this->file->save()) {
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return [
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'success' => true,
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'path' => $this->file->getPath(),
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'filename' => $filename . '.' . $ext
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];
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} else {
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return [
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'error' => DI::l10n()->t('Upload was cancelled, or server error encountered'),
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'path' => $this->file->getPath(),
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'filename' => $filename . '.' . $ext
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];
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}
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}
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}
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